| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,264 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,898 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,987 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,314 |
| US States with an Empty Map | 0 | - | 5.00 | 625,874 |
| US States Quiz | 0 | - | 5.00 | 16,913,049 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,954 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,349 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,923 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,597 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,772 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,418 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,963 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,116 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,682 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,647 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,301 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,610 |
| U.S. States By Population | 0 | - | 4.92 | 153,724 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,681 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,583 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,481 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,325 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,779 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,269 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,969 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,346 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,825 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,470 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,843 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,343 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,850 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,738 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,905 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,868 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,164 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,380 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,132 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,177 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,997 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,845 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,752 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,097 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,015 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,914 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,970 |
| Pixelated United States Map | 0 | - | 4.88 | 94,438 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,511 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 51,990 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,269 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,563 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,835 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,199 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,297 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,181 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,660 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,789 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,227 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,906 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,524 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,792 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,753 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,653 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,513 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,141 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,094 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,573 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,668 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,407 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,232 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,358 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,979 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,218 |
| U.S. State Flags | 0 | - | 4.88 | 171,252 |
| States of Mexico | 0 | - | 4.96 | 176,692 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,489 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,373 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,444 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,376 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,773 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,854 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,171 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,544,051 |
| New England States | 0 | - | 4.51 | 59,830 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,880 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,033 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 82,903 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,104 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,999 |
| U.S. States by Borders | 0 | - | 4.61 | 35,370 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,537 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,138 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,267 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,687 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,162 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,161 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,532 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,380 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,442 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,560 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,647 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,840 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,911 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,971 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,323 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,883 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,529 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,236 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,983 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,685 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,266 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,938 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,401 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,655 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,433 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,705 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,413 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,810 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,017 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,151 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,112 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,609 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,718 |
| United States Country Quiz | 0 | - | 4.43 | 101,693 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,211 |
| Flags of North and South America | 0 | - | 4.99 | 374,171 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,050 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,940 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,132 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,585 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,926 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,030 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,467 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,982 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,587 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,995 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,684,971 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,393,618 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,913 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,537 |
| Flyover States | 0 | - | 4.52 | 29,536 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,163 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,252 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,475 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,846 |
| Random U.S. City to State | 0 | - | 4.45 | 76,498 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,407 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,208 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,261 |
| Monarchies of Europe | 0 | - | 4.90 | 98,326 |
| Monarchies of Asia | 0 | - | 4.97 | 71,205 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,004 |
| The Only American Country ... | 0 | - | 4.92 | 121,795 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,792 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,327 |
| Belize Country Quiz | 0 | - | 4.85 | 21,010 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,593 |
| Regions of U.S. States | 0 | - | 4.37 | 43,971 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,597 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,510 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,939 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,389 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,597 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,399 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,872 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 629,783 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,319 |
| Movies by State | 0 | - | 4.27 | 40,561 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,844 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,574 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,314 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,572 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,058 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,456 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,793 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,549 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,282 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,127 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,075 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,803 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,719 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,641 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,249 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,076 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,413 |
| Boroughs of New York City | 0 | - | 4.47 | 84,703 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,768 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,790 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,384 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,295 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,224 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,105 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,228 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,825 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,484 |
| Random U.S. States on a Map | 0 | - | 4.96 | 627,704 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,634 |
| Largest United States Airlines | 0 | - | 4.39 | 55,071 |
| States of Brazil | 0 | - | 4.97 | 88,547 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,152 |
